package com.zking.myservlet.category;

import com.zking.dao.CategoryDao;
import com.zking.entity.Category;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.List;

@WebServlet("/manage/categorySelectAll")
public class CategorySelectAll extends HttpServlet {
    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        //处理请求的编码，解决中文乱码
        request.setCharacterEncoding("utf-8");
        //处理响应的编码 ，解决中文乱码
        response.setContentType("text/html;charset=utf-8");

        System.out.println("CategorySelectAll===进来");
        //把所有的分类查询出来同时 按照  大类--小类   大类--小类

        List<Category> list = CategoryDao.getAllCategory();
        request.setAttribute("list", list);
        request.getRequestDispatcher("productClass.jsp").forward(request, response);



    }

    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        doPost(request, response);
    }
}
